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Finding the Fourth Proportional to 115,373.99, 159,288.18 and 88,464.80

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Solution

The fourth proportional to 115,373.99, 159,288.18 and 88,464.80 is: 122,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,373.99 : 159,288.18 = 88,464.80 : x
  2. Step 2: Convert to fraction form
    115,373.99/159,288.18 = 88,464.80/x
  3. Step 3: Cross multiply
    115,373.99x = 159,288.18 × 88,464.80
  4. Step 4: Simplify right side
    115,373.99x = 14,091,396,986.06
  5. Step 5: Solve for x
    x = 14,091,396,986.06/115,373.99
  6. Step 6: Final answer
    x = 122,136.69

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